<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>面包屑导航</title>
    <style>
        .breadcrumb{

        }

        .breadcrumb li{
            display: inline-block;
        }

        .breadcrumb li+li:before{
            display: inline-block;
            content: "/";
        }


    </style>
</head>
<body>
<!--
li*3
tab
-->
<ol class="breadcrumb">
    <li>主页</li>
    <li>主模块</li>
    <li>子模块</li>

</ol>

</body>
</html>